Rear sight for a firearm



FIG. 1 is a rear perspective view.

FIG. 2 is a left side view.

FIG. 3 is a top view.

FIG. 4 is a left side view.

FIG. 5 is a rear end view.

FIG. 6 is a front end view.

FIG. 7 is a right side view; and,

FIG. 8 is a bottom view.

The broken line showing a pistol slide assembly is for illustrativepurposes only and forms no part of the claimed design.

The ornamental design for a rear sight for a firearm, as shown.